English verb conjugation
COULD REREGISTER

Regular verb: reregister - reregistered - reregistered

Affirmation

Simple form	V-ing form
I could reregister you could reregister he could reregister we could reregister you could reregister they could reregister	I could be reregistering you could be reregistering he could be reregistering we could be reregistering you could be reregistering they could be reregistering
Perfect	V-ing perfect
I could have reregistered you could have reregistered he could have reregistered we could have reregistered you could have reregistered they could have reregistered	I could have been reregistering you could have been reregistering he could have been reregistering we could have been reregistering you could have been reregistering they could have been reregistering

Negation

Simple form	V-ing form
I could not reregister you could not reregister he could not reregister we could not reregister you could not reregister they could not reregister	I could not be reregistering you could not be reregistering he could not be reregistering we could not be reregistering you could not be reregistering they could not be reregistering
Perfect	V-ing perfect
I could not have reregistered you could not have reregistered he could not have reregistered we could not have reregistered you could not have reregistered they could not have reregistered	I could not have been reregistering you could not have been reregistering he could not have been reregistering we could not have been reregistering you could not have been reregistering they could not have been reregistering

Interrogative form

Simple form	V-ing form
could I reregister? could you reregister? could he reregister? could we reregister? could you reregister? could they reregister?	could I be reregistering? could you be reregistering? could he be reregistering? could we be reregistering? could you be reregistering? could they be reregistering?
Perfect	V-ing perfect
could I have reregistered? could you have reregistered? could he have reregistered? could we have reregistered? could you have reregistered? could they have reregistered?	could I have been reregistering? could you have been reregistering? could he have been reregistering? could we have been reregistering? could you have been reregistering? could they have been reregistering?

Interro-negative form

Simple form	V-ing form
could I not reregister? could you not reregister? could he not reregister? could we not reregister? could you not reregister? could they not reregister?	could I not be reregistering? could you not be reregistering? could he not be reregistering? could we not be reregistering? could you not be reregistering? could they not be reregistering?
Perfect	V-ing perfect
could I not have reregistered? could you not have reregistered? could he not have reregistered? could we not have reregistered? could you not have reregistered? could they not have reregistered?	could I not have been reregistering? could you not have been reregistering? could he not have been reregistering? could we not have been reregistering? could you not have been reregistering? could they not have been reregistering?